220559999

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{7703}}^1$

素因数の和:7870

約数の個数: 16

約数和(自身を含む): 255156480

約数和(自身を除く): 34596481

約数列:

[1, 11, 19, 137, 209, 1507, 2603, 7703, 28633, 84733, 146357, 1055311, 1609927, 11608421, 20050909, 220559999]

約数ペア:

[(1, 220559999), (11, 20050909), (19, 11608421), (137, 1609927), (209, 1055311), (1507, 146357), (2603, 84733), (7703, 28633)]